/**
 * Software License, Version 1.0
 * 
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 * 
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the 
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For 
 * further information contact the Community Grids Lab at 
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and 
 * wherever such third-party acknowledgments normally appear.
 * 
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering, 
 * shall not be used to endorse or promote products derived from this software 
 * without prior written permission from Indiana University.  For written 
 * permission, please contact the Advanced Research and Technology Institute 
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering, 
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 * 
 *
 * Indiana University provides no reassurances that the source code provided 
 * does not infringe the patent or any other intellectual property rights of 
 * any other entity.  Indiana University disclaims any liability to any 
 * recipient for claims brought by any other entity based on infringement of 
 * intellectual property rights or otherwise.  
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO 
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF 
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS. 
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS", 
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.  
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR 
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION 
 *GENERATED USING SOFTWARE.
 */
/**
 * Software License, Version 1.0
 *
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 *
 *
 *Redistribution and use in source and binary forms, with or without
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For
 * further information contact the Community Grids Lab at
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and
 * wherever such third-party acknowledgments normally appear.
 *
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering,
 * shall not be used to endorse or promote products derived from this software
 * without prior written permission from Indiana University.  For written
 * permission, please contact the Advanced Research and Technology Institute
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering,
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 *
 *
 * Indiana University provides no reassurances that the source code provided
 * does not infringe the patent or any other intellectual property rights of
 * any other entity.  Indiana University disclaims any liability to any
 * recipient for claims brought by any other entity based on infringement of
 * intellectual property rights or otherwise.
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS.
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS",
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION
 *GENERATED USING SOFTWARE.
 */
package cgl.narada.wsinfra.deployment.axis.wse.handler;

import java.util.StringTokenizer;

import javax.xml.soap.SOAPMessage;

import org.apache.axis.MessageContext;

import cgl.narada.wsinfra.WsMessageFlow;
import cgl.narada.wsinfra.deployment.axis.WsInfraAxisHandler;
import cgl.narada.wsinfra.deployment.axis.wse.WseServicesFactory;
import cgl.narada.wsinfra.exception.DeploymentException;
import cgl.narada.wsinfra.exception.IncorrectExchangeException;
import cgl.narada.wsinfra.exception.MessageFlowException;
import cgl.narada.wsinfra.exception.UnknownExchangeException;
import cgl.narada.wsinfra.schemas.addressing.EndpointReferenceType;
import cgl.narada.wsinfra.schemas.soap.EnvelopeDocument;
import cgl.narada.wsinfra.util.SoapEnvelopeConversion;
import cgl.narada.wsinfra.wsa.WsaEprCreator;
import cgl.narada.wsinfra.wsa.WsaProcessingFactory;
import cgl.narada.wsinfra.wse.impl.WseSubscriptionManagerProcessor;

/**
 * @author Damodar Yemme
 * Created on Mar 15, 2005
 * This handler call will help Subscription Manager to create call to Sink
 * and Source Web Service.
 *
 */
public class WseSubscriptionManagerHandler
    extends WsInfraAxisHandler {

  private WsaEprCreator eprCreator;
  private WseSubscriptionManagerProcessor wseSubscriptionManagerProcessor;
  private String subscriptionManagerAddress;
  private EndpointReferenceType subManagerEpr;
  private String moduleName = "WseSubscriptionManagerHandler: ";
  private String handlerClassNames;
  private String methodName;
  /**
   * Default constructor for Subscription Manager
   * @throws DeploymentException
   */
  public WseSubscriptionManagerHandler() throws DeploymentException {
    subscriptionManagerAddress
        = WseServicesFactory.getSubscriptionManagerAddress();
    eprCreator = WsaProcessingFactory.getWsaEprCreator();
    subManagerEpr = eprCreator.createEpr(subscriptionManagerAddress);
    wseSubscriptionManagerProcessor
        = WseSubscriptionManagerProcessor.getInstance();
    wseSubscriptionManagerProcessor.setMessageFlow(this);
    wseSubscriptionManagerProcessor
        .setSubscriptionManagerEPR(subManagerEpr);
    handlerClassNames = WseServicesFactory.getHandlerChain();
    methodName = WseServicesFactory.getMethodName();
    this.initilizeInfraAxisHandler();
  }

  /**
   * This method will add Response handler chain
   * @param String classNames
   */
  private void addResponseHandlerChain(String classNames) {

    StringTokenizer classNameTokenizer
        = new StringTokenizer(classNames, ",");

    while (classNameTokenizer.hasMoreTokens()) {

      String className = classNameTokenizer.nextToken();
      org.apache.axis.handlers.BasicHandler handler =
          (org.apache.axis.handlers.BasicHandler) createObject(className);
      this.addHandler(handler);

    }
  }

  /**
   * This method creates response handler chain class instance.
   * @param String classNames
   */
  private Object createObject(String className) {
    Object object = null;
    try {
      Class classDefinition = Class.forName(className);
      object = classDefinition.newInstance();
    }
    catch (Exception e) {
      System.out.println(e);
    }

    return object;
  }

  /* (non-Javadoc)
   * @see org.apache.axis.Handler#invoke(org.apache.axis.MessageContext)
   */
  public void invoke(MessageContext messageContext) {
    setSoapActionURI(methodName);
    addResponseHandlerChain(handlerClassNames);

    try {
      SOAPMessage soapMessage
          = (SOAPMessage) messageContext.getCurrentMessage();
      SoapEnvelopeConversion soapEnvelopeConversion
          = SoapEnvelopeConversion.getInstance();
      EnvelopeDocument envelopeDocument = soapEnvelopeConversion
          .getEnvelopeDocument(soapMessage);
      wseSubscriptionManagerProcessor.processExchange(
          envelopeDocument, WsMessageFlow.FROM_NETWORK);
    }
    catch (UnknownExchangeException ex) {
      System.out.println(moduleName + " UnknownExchangeException : " + ex);
    }
    catch (IncorrectExchangeException ex) {
      System.out.println(moduleName + " IncorrectExchangeException : " + ex);
    }
    catch (MessageFlowException ex) {
      System.out.println(moduleName + " MessageFlowException : " + ex);
    }
    catch (Exception ex) {
      System.out.println(moduleName + " Exception in processMessage() " + ex);
    }
  }
}